package com.sky.mapper;

import com.sky.annotation.AutoFill;
import com.sky.entity.ShoppingCart;
import com.sky.enumeration.OperationType;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {


    /**
     * 查询购物车
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> select(ShoppingCart shoppingCart);

    /**
     * 添加购物车
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart ( name, image, user_id, dish_id, setmeal_id, dish_flavor, number, amount, create_time) values " +
            "(#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{createTime}) ")
    void insert(ShoppingCart shoppingCart);

    /**
     * 更新购物车菜品或套餐的数量
     * @param shoppingCart
     */
    @Update("update shopping_cart set number = #{number} where id = #{id}  " )
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     * 清空购物车
     * @param userId
     */
    @Delete("delete from shopping_cart where user_id=#{userId}")
    void delete(Long userId);
}
